File: 2006-04-27-ISelFoldingBug.ll

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llvm-toolchain-14 1%3A14.0.6-12
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-apple-darwin8 -relocation-model=static | FileCheck %s

@block = external global i8*            ; <i8**> [#uses=1]
@last = external global i32             ; <i32*> [#uses=3]

define i1 @loadAndRLEsource_no_exit_2E_1_label_2E_0(i32 %tmp.21.reload, i32 %tmp.8) {
; CHECK-LABEL: loadAndRLEsource_no_exit_2E_1_label_2E_0:
; CHECK:       ## %bb.0: ## %newFuncRoot
; CHECK-NEXT:    pushl %esi
; CHECK-NEXT:    .cfi_def_cfa_offset 8
; CHECK-NEXT:    .cfi_offset %esi, -8
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT:    movl _last, %edx
; CHECK-NEXT:    leal 1(%edx), %esi
; CHECK-NEXT:    movl %esi, _last
; CHECK-NEXT:    movl _block, %esi
; CHECK-NEXT:    movb %al, 1(%esi,%edx)
; CHECK-NEXT:    cmpl %ecx, _last
; CHECK-NEXT:    jge LBB0_3
; CHECK-NEXT:  ## %bb.1: ## %label.0
; CHECK-NEXT:    cmpl $257, %eax ## imm = 0x101
; CHECK-NEXT:    je LBB0_3
; CHECK-NEXT:  ## %bb.2: ## %label.0.no_exit.1_crit_edge.exitStub
; CHECK-NEXT:    movb $1, %al
; CHECK-NEXT:    popl %esi
; CHECK-NEXT:    retl
; CHECK-NEXT:  LBB0_3: ## %codeRepl5.exitStub
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    popl %esi
; CHECK-NEXT:    retl
newFuncRoot:
        br label %label.0
label.0.no_exit.1_crit_edge.exitStub:           ; preds = %label.0
        ret i1 true
codeRepl5.exitStub:             ; preds = %label.0
        ret i1 false
label.0:                ; preds = %newFuncRoot
        %tmp.35 = load i32, i32* @last               ; <i32> [#uses=1]
        %inc.1 = add i32 %tmp.35, 1             ; <i32> [#uses=2]
        store i32 %inc.1, i32* @last
        %tmp.36 = load i8*, i8** @block              ; <i8*> [#uses=1]
        %tmp.38 = getelementptr i8, i8* %tmp.36, i32 %inc.1         ; <i8*> [#uses=1]
        %tmp.40 = trunc i32 %tmp.21.reload to i8                ; <i8> [#uses=1]
        store i8 %tmp.40, i8* %tmp.38
        %tmp.910 = load i32, i32* @last              ; <i32> [#uses=1]
        %tmp.1111 = icmp slt i32 %tmp.910, %tmp.8               ; <i1> [#uses=1]
        %tmp.1412 = icmp ne i32 %tmp.21.reload, 257             ; <i1> [#uses=1]
        %tmp.1613 = and i1 %tmp.1111, %tmp.1412         ; <i1> [#uses=1]
        br i1 %tmp.1613, label %label.0.no_exit.1_crit_edge.exitStub, label %codeRepl5.exitStub
}